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/* -*- c++ -*- */
/*
* Copyright 2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_STREAM_MUX_IMPL_H
#define INCLUDED_STREAM_MUX_IMPL_H
#include <blocks/stream_mux.h>
namespace gr {
namespace blocks {
class BLOCKS_API stream_mux_impl : public stream_mux
{
private:
size_t d_itemsize;
unsigned int d_stream; // index of currently selected stream
int d_residual; // number if items left to put into current stream
gr_vector_int d_lengths; // number if items to pack per stream
void increment_stream();
void forecast(int noutput_items, gr_vector_int &ninput_items_required);
public:
stream_mux_impl(size_t itemsize, const std::vector<int> &lengths);
int general_work(int noutput_items,
gr_vector_int &ninput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
} /* namespace blocks */
} /* namespace gr */
#endif /* INCLUDED_STREAM_MUX_IMPL_H */
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